Desk chair mat



FIG. 1 is a top plan view of a desk chair mat of the present invention, the portion shown in phantom forming no part of my design.

FIG. 2 is a sectional view of the desk chair mat shown in FIG. 1 taken along the section line 2—2 shown in FIG. 1; and,

FIG. 3 is a perspective view of the desk chair mat shown in FIGS. 1 and 2. 

I claim the ornamental design for a desk chair mat, as shown and described. 